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Expired Canadian patentCanada

Automatic storage and retrieval system with shipping/maintenance module

CA 2096705 C · Owner: Harnischfeger Engineers, Inc. · Inventors: Jones, Lamar A.; Lloyd, Kurt M.; White, David M.

CIPO record

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Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

An automatic storage and retrieval system comprising a main track having an end, a storage rack which is adapted to be fixed adjacent the track and which defines a plurality of storage locations, a storage and retrieval machine which moves along the track and which places objects in and removes objects from the storage locations, and a maintenance module fixed adjacent the end of the track so that the maintenance module serves as a maintenance area for the storage and retrieval machine the, module also providing a container for packaging the storage and retrieval machine for shipping.

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Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.

Why it's free to use

  • Filed May 20, 1993 and granted July 1, 1997. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended May 20, 2013.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 20, 2015.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMay 20, 1993
GrantedJuly 1, 1997
Term endedMay 20, 2013
Patent numberCA 2096705 C
Classification (IPC)B65G1/04

Timeline

Timeline From CIPO dates

1994199619982000200220042006200820102012Application filedMay 20, 1993Patent grantedJuly 1, 1997Term endedMay 20, 2013

Sources & verification

Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.